Users of SBC Global email may sign in to their accounts by navigating to https://loginprodx.att.net and entering their username and password. SBC, formerly known as Southwestern Bell Company, formed a partnership with Yahoo in 2003 to provide broadband and dial-up Internet services.
In 2005, SBC purchased AT&T Corp., with the merged company calling itself AT&T. The partnership with Yahoo became known as AT&T Yahoo! Email services through AT&T are provided through the Yahoo Mail platform as of 2014.
Yahoo was founded in 1994 and has its headquarters in Sunnyvale, Calif. The company is known for its search engine, web portal, news and other services. The Yahoo website is one of the most-visited in the United States, as of 2014. Approximately 700 million people browse Yahoo websites each month.